.completed {
    background-color: deeppink;
    color: #fff;
    font-size: 20px;
    text-decoration: line-through;
}

li {
    margin: 10px 0;
    list-style: none;
}

input[type="checkbox"] {
    height: 50px;
    width: 50px;
    vertical-align: middle;
    cursor: pointer;
}

.active {
    background-color: deeppink;
    color: #fff;
    font-size: 20px;
}

.status {
    margin:20px 0;
}
button {
    cursor: pointer;
}